public class Test31 {
private String name;
private  int number;
private  float performance;
void setName(String name1){
  name=name1;
}
String getName(){
        return  name;
    }
    void setperformance(double performance) {
        if (performance > 60 & performance <= 80) {
            System.out.println("及格");
        } else if (performance > 80 & performance < 90) {
            System.out.println("良好");
        }else if(performance>=90&performance<=100){
            System.out.println("优秀");
        }else {
            System.out.println("不及格");
        }
    }
    float getPerformance(){
        return  performance;
    }
    void setNumber(int number1){
        number=number1;
    }
    int getNumber(){
        return number;
    }
}
